ds-site/Classes/ViewHelpers/Format/IdViewHelper.php
2024-02-08 08:04:56 +01:00

61 lines
2 KiB
PHP

<?php
declare(strict_types=1);
/*
* Copyright (C) 2021 Daniel Siepmann <coding@daniel-siepmann.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
namespace DanielSiepmann\DsSite\ViewHelpers\Format;
use Closure;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithContentArgumentAndRenderStatic;
/**
* Formats a given string to be a valid HTML id attribute value.
*/
class IdViewHelper extends AbstractViewHelper
{
use CompileWithContentArgumentAndRenderStatic;
public function initializeArguments(): void
{
$this->registerArgument('value', 'string', 'string to format');
}
public static function renderStatic(
array $arguments,
Closure $renderChildrenClosure,
RenderingContextInterface $renderingContext
) {
$value = $renderChildrenClosure();
if (!is_string($value) && !(is_object($value) && method_exists($value, '__toString'))) {
return $value;
}
$value = (string) $value;
$value = str_replace(' ', '_', $value);
$value = preg_replace('#\W#', '', $value) ?? '';
$value = GeneralUtility::underscoredToUpperCamelCase($value);
$value = lcfirst($value);
return $value;
}
}